/*
 * Copyright Camunda Services GmbH and/or licensed to Camunda Services GmbH
 * under one or more contributor license agreements. See the NOTICE file
 * distributed with this work for additional information regarding copyright
 * ownership. Camunda licenses this file to you under the Apache License,
 * Version 2.0; you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package org.camunda.bpm.engine.impl.util;

import java.util.concurrent.CopyOnWriteArrayList;

/**
 * Composite Condition implementation which allows multiple consumers
 * to subscribe to signals with their own {@link SingleConsumerCondition}.
 */
public class CompositeCondition {

  protected CopyOnWriteArrayList<SingleConsumerCondition> conditions = new CopyOnWriteArrayList<SingleConsumerCondition>();

  public void addConsumer(SingleConsumerCondition condition) {
    conditions.add(condition);
  }

  public void removeConsumer(SingleConsumerCondition condition) {
    conditions.remove(condition);
  }

  public void signalAll() {
    for (SingleConsumerCondition condition : conditions) {
      condition.signal();
    }
  }
}
